Lyra 1 Tech Specs

Instrument Input1 x 6.3mm mono jack socket, auto-detect with software override.
Headphone Output1 x 6.3mm stereo TRS Jack, with illuminated volume control
Master volumeAssignable encoder / push switch with halo indication
Standby buttonwith standby indicator (also flashes when unit is in “identify” mode)
Indication:
Level Meters4 x multi-segment, multi-colour bargraphs with overload indication, 2 for analogue, 2 for digital, assignable to inputs or outputs
Input selectionIndicate mode of analogue inputs 1 & 2 as Mic / line / inst & plus phantom power indicator for mic mode
OverkillerFor both analogue inputs, lit when Overkiller limiters are acting
Digital Inputindicators for digital input unlocked and SRC (sample-rate converter) selected
Mic Input1 x XLR socket
Line input2 x 6.3mm TRS jack sockets (balanced or unbalanced)
Line outputs2 x 6.3mm TRS jack sockets (balanced or unbalanced)
Digital inputs1 x TOSLINK for S/PDIF input
Digital output1 x TOSLINK for S/PDIF output
USB port1 x USB type B receptacle
Mains power3-pin 6A IEC inlet
Mac OS Support OS X 10.5 or later on Intel and Apple M1 silicon
Windows OS Support Windows Vista, 7, 8, 10 & 11
Mac audio driver Core Audio device
Windows audio driver ASIO and WDM
Linux audio driver Lyra is a UAC2 class compliant device – no driver needed on recent distros
Control Panel applet Graphical user interface for control of Lyra unit under Mac OS X or Windows
ConfigurationElectronically balanced, with fully-balanced analogue signal path
Input SensitivitySwitchable ‘+4dBu’ (0dBFS = +18dBu) or ‘-10dBV’ (0dBFS = +6dBu)
Input Impedance14.5kΩ
Unbalanced ModeAutomatic
Total harmonic distortion-117dB (0.00014%, -0.1dBFS)
THD+N-111dB (0.00028%, -0.1dBFS)
Dynamic Range116dB (-60dBFS)
Gain Accuracy±0.05dB
LF roll-off-0.05dB at 8Hz; -3dB at <1Hz
HF roll-offfs = 44.1kHz: -0.05dB at 21.1kHz; -3dB at 22.0kHz
fs = 48kHz: -0.05dB at 23.0kHz; -3dB at 23.9kHz
fs = 96kHz: -0.05dB at 32.0kHz; -3dB at 47.9kHz
fs = 192kHz: -0.05dB at 32.0kHz; -3dB at 78kHz
CMRR20Hz..20kHz: >70dB
Inter-channel cross-talk1kHz: <140dB; 20Hz..20kHz: <-120dB
Inter-channel phase10Hz..5kHz: ±0.25°,
5kHz..20kHz: ±1.0°,
20kHz..50kHz: ±2.0°,
OverkillerProgessive limiter, auto-aligning, selectable per channel
Impact FilterHigh-pass filter, -3dB at 80Hz, 40dB/decade (selectable for channels 1-2; whether in line, mic or instrument mode)
ConfigurationElectronically balanced, with fully balanced analogue signal path
Gain10dB to 65dB in 1dB steps (0dBFS = -56dBu to -1dBu) plus switchable -20dB pad
Gain accuracy±0.05dB
Input impedance5.5kΩ
THD+10dB gain: -116dB at -0.1dBFS (0.00016%)
+40dB gain: -110dB at -0.1dBFS (0.00032%)
THD+N+10dB gain: -108dB at -0.1dBFS (0.00040%)
Equivalent input noise (EIN)+30dB gain: -128.5dBu (0Ω source); -126.3dBu (150Ω source)
+40dB gain: -130.9dBu (0Ω source); -127.6dBu (150Ω source)
+50dB gain: -131.2dBu (0Ω source); -127.7dBu (150Ω source)
+60dB gain: -131.4dBu (0Ω source); -127.8dBu (150Ω source)
LF roll-off-0.05dB at 20Hz, -3dB at 5Hz
HF roll-offAs per analogue line input data (dependent on fs)
CMRR50Hz/60Hz: >110dB at all gains
1kHz: >100dB at all gains
20kHz: >90dB at all gains
Phantom power+48V, switchable per channel
Pad-20dB, switchable per channel
ConfigurationUnbalanced, high impedance buffer
Gain10dB to 65dB in 1dB steps, 18dB pad (0dBFS = -38dBu to 17dBu)
Gain accuracy±0.05dB
Input impedance1MΩ
ConfigurationElectronically balanced, with fully-balanced analogue signal path
Output amplitudeSwitchable ‘+4dBu’ (0dBFS = +18dBu) or ‘-10dBV (0dBFS = +6dBu)
Output impedance100Ω balanced, 50Ω unbalanced
Unbalanced modeAutomatic, with bootstrapping level compensation
Total harmonic distortion-107dB (0.00045%, -1dBFS)
THD+N-106dB (0.00050%, -0.1dBFS)
Dynamic range115dB (-60dBFS)
Gain accuracy±0.05dB
LF roll-off-0.05dB at 8Hz, -3dB at <1Hz
HF roll-offfs = 44.1kHz: -0.05dB at 21.4kHz; -3dB at 22.0kHz
fs = 48kHz: -0.05dB at 23.2kHz; -3dB at 23.9kHz
fs = 96kHz: -0.05dB at 32.0kHz; -3dB at 47.8kHz
fs = 192kHz: -0.05dB at 32.0kHz; -3dB at 76kHz
Output balance>50dB
Inter-channel cross-talk1kHz: <-135dB; 20Hz..20kHz: <-120dB
Inter-channel phase10Hz..5kHz: ±0.4°,
5kHz..20kHz: ±0.25°,
20kHz..50kHz: ±0.5°,
Formats supportedS/PDIF TOSLINK
Sample rates supported44.1, 48, 88.2, 96, 176.4 and 192kHz
Channel Status:Ignored
Word-length24 bit
Sample-rate converter (SRC)Selectable at S/PDIF input; allowing input at any sample rate
Bit transparencyMaintained (allows recording of Dolby or DTS streams)
Formats supportedS/PDIF TOSLINK
Sample rates: S/PDIF44.1, 48, 88.2, 96, 176.4 and 192kHz
Channel StatusFull implementation, Consumer (S/PDIF)
Word-length24 bit, or reduction to 16 bits using flat TPDF dither or Prism Sound SNS (Super Noise Shaping – four alternative shapes available)
Bit transparencyMaintained in 24 bit mode (allows playback of Dolby or DTS streams to external decoder)
System sample rates44.1 / 48 / 88.2 / 96 / 176.4 / 192kHz
Sync sources:
Masterlocal, DI (S/PDIF input)
Local clock accuracy±50ppm
Jitter rejection>60dB / decade above 100Hz
Internal mixer delay
(total analogue in to out)
fs = 44.1kHz: 0.57ms;
fs = 48kHz: 0.52ms;
fs = 88.2kHz: 0.2ms;
fs = 96kHz: 0.18ms;
fs = 176.4kHz: 0.09ms;
fs = 192kHz: 0.08ms;
Form factor2/3 width, 1U 19inch rack mountable
(Rack ears available as an option)
Dimensions

Table top (inc. feet):
W: 285mm D: 242mm H: 50mm

Rack-mount (inc. optional ears):
W: 483mm D: 242mm H: 44.5mm

Power:90-250VAC, 50-60Hz
internal power supply
IEC 6A connector
Power consumption15W
Fuse rating0.5A(T), 20mm, glass
Weight:2.1kg
Operation ambient conditions0 to 35°C, 85% maximum relative humidity
CD with software and manualsx 1
IEC mains leadx 1
USB Lead type A to Bx 1

Except where otherwise stated, audio performance data are RMS, unweighted, 20Hz..20kHz figures, measured at 997Hz, using fs = 96kHz and ‘+4dBu’ sensitivity settings.

In keeping with our policy of continual development, specifications are subject to amendment without notice. E&OE.

All Trade Marks Acknowledged.